| Regione | Pr. | Com. | sup.km² | popolaz. |
|---|---|---|---|---|
| Abruzzo | 4 | 305 | 10.792,36 | 1.269.860 |
| Basilicata | 2 | 131 | 10.097,06 | 536.659 |
| Calabria | 5 | 404 | 15.080,32 | 1.841.300 |
| Campania | 5 | 550 | 13.595,43 | 5.592.175 |
| Emilia R. | 9 | 328 | 22.124,15 | 4.426.929 |
| Friuli V.G. | 4 | 215 | 7.844,13 | 1.192.191 |
| Lazio | 5 | 378 | 17.500,56 | 5.707.112 |
| Liguria | 4 | 234 | 5.418,12 | 1.502.624 |
| Lombardia | 12 | 1.506 | 23.875,91 | 9.950.742 |
| Marche | 5 | 228 | 9.693,50 | 1.480.839 |
| Molise | 2 | 136 | 4.437,69 | 289.840 |
| Piemonte | 8 | 1.181 | 25.321,64 | 4.240.736 |
| Puglia | 6 | 257 | 19.357,43 | 3.900.852 |
| Sardegna | 5 | 377 | 24.083,91 | 1.575.028 |
| Sicilia | 9 | 391 | 25.432,99 | 4.802.016 |
| Toscana | 10 | 273 | 22.975,74 | 3.651.152 |
| Trentino A.A. | 2 | 283 | 13.607,37 | 1.075.317 |
| Umbria | 2 | 92 | 8.456,04 | 854.137 |
| Valle Aosta | 1 | 74 | 3.263,50 | 122.955 |
| Veneto | 7 | 563 | 18.364,76 | 4.838.253 |
| Totali | 107 | 7.906 | 301.322,61 | 58.850.717 |